Following an account discovered via WebFinger on your domain doesn’t provide account portability (https://www.jwz.org/blog/2022/11/using-your-own-domain-as-a-ma

Following an account discovered via WebFinger on your domain doesn’t provide account portability (https://www.jwz.org/blog/2022/11/using-your-own-domain-as-a-mastodon-handle/ https://www.jwz.org/blog/2022/11/using-your-own-domain-as-a-...). You can always host a lightweight ActivityPub server like honk (https://humungus.tedunangst.com/r/honk https://humungus.tedunangst.com/r/honk).